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| [#21] 我部QUAD 405.2 要改 我個部同george1977個部似乎一樣,請問各位師兄係唔係220v?多謝幫忙. ![]() |
lfyeung 220.xxx.xxx.252 |
2009-03-25 22:23 | |
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| [#22] 我部QUAD 405.2 要改 wo! thanks 1fyeung, very helpful. waiting for QUAD reply. otherwise, I will make a try tmr. try! haha, may be "BOMB".... ^^" |
alphability 218.xxx.xxx.164 |
2009-03-25 22:58 |
| [#23] 我部QUAD 405.2 要改 各位C兄 我有2個405-2,吾知有無方法改為mono block amp? |
hiroi 203.xxx.xxx.246 |
2009-03-25 23:23 |
| [#24] 我部QUAD 405.2 要改 改為mono block amp MAC MOD 405!!! you know McCormack? he did that |
alphability 218.xxx.xxx.164 |
2009-03-25 23:27 |
| [#25] 我部QUAD 405.2 要改 http://stereophile.com/interviews/522/index1.html ![]() |
alphability 218.xxx.xxx.164 |
2009-03-25 23:28 |
| [#26] 我部QUAD 405.2 要改 Hi Alphability: george1977 兄個部是230V對的 資料來原: Quad Spot: http://quadrevisionspot.blogspot.com/ |
39hkw59 220.xxx.xxx.161 |
2009-03-26 00:10 |
| [#27] 我部QUAD 405.2 要改 Hi Alphability: 資料來原: Quad Spot 是正確不用膽心. 可聯絡Happyquad兄他很有心得熟認Quad產品. 有時我都找他幫忙試試哪! |
39hkw59 220.xxx.xxx.161 |
2009-03-26 00:16 |
| [#28] 我部QUAD 405.2 要改 Voltage standard in Hong Kong is 220V right? So, 230V is fine. It means that I need to remove those two jumpers as well! Thanks! 39hkw59 ^.^ |
alphability 218.xxx.xxx.164 |
2009-03-26 00:16 |
| [#29] 我部QUAD 405.2 要改 Hi Alphability: 先看了給閣下的資料後就會明白呀! http://quadrevisionspot.blogspot.com/ |
39hkw59 220.xxx.xxx.161 |
2009-03-26 00:25 |
| [#30] 我部QUAD 405.2 要改 yesyes reading it, thanks ^.^ Quad 405-2 AC voltage considerations From serial number 83000 and onwards Quad omitted the AC mains voltage selector on the Quad 405-2. I recently checked such a late model Quad. It did not perform well. The power delivery was not on spec. On the outside of the unit there was a marking: 220V. But in real life the unit was wired for 240V. The Quad 405-1 had a selector with 6 positions, in the service documentation of the 405-2, only for four voltages is explained how to connect the wire links to the primary windings of the transformer. In the Netherlands the AC voltage is 230V, this is one of the missing voltages in the documentation, and the other is 130V. Because of the design, the DC power supply voltage of the amplifier is proportional to the AC mains voltage. So 130 V or 110 V does matter! To complete the documentation I drawn the missing link positions. You can also use these diagrams to rewire any Quad 405 and omit the voltage selector with those tiny wires. If you can hear a difference? I can’t tell you, judge for yourself. Before you rewire the amp, check the AC voltage during some weeks, check what is really coming out of the mains socket. Click on the diagram to get a fully detailed version, I also added some colour. Joost Plugge |
alphability 218.xxx.xxx.164 |
2009-03-26 00:27 |
| [#31] 我部QUAD 405.2 要改 Hi Alphability: 這部機Quad 405.2火牛是230v連接. ![]() |
39hkw59 220.xxx.xxx.161 |
2009-03-26 00:39 |
| [#32] 我部QUAD 405.2 要改 Hi Alphability: 這部機Quad 405.2火牛是230v連接弄錯了 正確是同閣下部機120V AC. |
39hkw59 220.xxx.xxx.161 |
2009-03-26 00:45 |
| [#33] 我部QUAD 405.2 要改 Hi Alphability: 閣下部機前面寫了405.2這條Bar顏色是白還是灰色? Thanks! |
39hkw59 220.xxx.xxx.161 |
2009-03-26 00:50 |
| [#34] 我部QUAD 405.2 要改 My Mono Block QUAD 405.2 :-) ![]() |
ozrayyau 122.xxx.xxx.83 |
2009-03-26 04:05 |
| [#35] 我部QUAD 405.2 要改 Hi 39hkw59, My front panel is gray in color. It should be last batch of 405.2. thx ! yes, your pic showed the exact 120V transformer layout as mine one. |
alphability 218.xxx.xxx.164 |
2009-03-26 06:12 |
| [#36] 我部QUAD 405.2 要改 Dear All C-hing, Just modifed from 230V to 220V, the sound seems more 有力, 多了細節. 多謝各位師兄. LFYeung |
lfyeung 219.xxx.xxx.155 |
2009-03-26 20:10 |
| [#37] 我部QUAD 405.2 要改 lfyeung 兄 您有無將那兩條 jumper 線 拿走? ![]() |
alphability 218.xxx.xxx.164 |
2009-03-26 23:49 |
| [#38] 我部QUAD 405.2 要改 ALPHABILITY兄, 有,我剪咗二條jumper,声音好似好咗. LFYeung |
lfyeung 219.xxx.xxx.21 |
2009-03-27 20:49 |
| [#39] 我部QUAD 405.2 要改 Hi Alphability: 閣下部機改好末呀! |
39hkw59 219.xxx.xxx.249 |
2009-03-29 00:26 |
| [#40] 我部QUAD 405.2 要改 成功改香港市電 開聲開心到無朋友 多謝各界頂力協助! 下一部, 返回黑膠 ^o^ |
alphability 218.xxx.xxx.164 |
2009-04-04 00:45 |